How far is Redding, CA, from Unalaska, AK?

The distance between Unalaska (Unalaska Airport) and Redding (Redding Municipal Airport) is 2234 miles / 3595 kilometers / 1941 nautical miles.

Distance from Unalaska to Redding

There are several ways to calculate the distance from Unalaska to Redding. Here are two standard methods:

Vincenty's formula (applied above)

• 2233.623 miles
• 3594.668 kilometers
• 1940.965 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.

Haversine formula

• 2228.329 miles
• 3586.148 kilometers
• 1936.365 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).

How long does it take to fly from Unalaska to Redding?

The estimated flight time from Unalaska Airport to Redding Municipal Airport is 4 hours and 43 minutes.

What is the time difference between Unalaska and Redding?

The time difference between Unalaska and Redding is 2 hours. Redding is 2 hours ahead of Unalaska.

Flight carbon footprint between Unalaska Airport (DUT) and Redding Municipal Airport (RDD)

On average, flying from Unalaska to Redding generates about 244 kg of CO2 per passenger, and 244 kilograms equals 539 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Unalaska to Redding

See the map of the shortest flight path between Unalaska Airport (DUT) and Redding Municipal Airport (RDD).

Airport information

Origin	Unalaska Airport
City:	Unalaska, AK
Country:	United States
IATA Code:	DUT
ICAO Code:	PADU
Coordinates:	53°54′0″N, 166°32′38″W

Destination	Redding Municipal Airport
City:	Redding, CA
Country:	United States
IATA Code:	RDD
ICAO Code:	KRDD
Coordinates:	40°30′32″N, 122°17′34″W